TCRN REVIEW - HEAD AND NECK (NEUROLOGICAL TRAUMA AND MAXILLOFACIAL AND NECK TRAUMA) QUESTIONS AND ANSWERS 2024-25 A+

TCRN REVIEW - HEAD AND NECK (NEUROLOGICAL TRAUMA AND MAXILLOFACIAL AND NECK TRAUMA) QUESTIONS AND ANSWERS 2024-25 A+ What are the three main constituents in the brain? - ANS-CSF, Brain Tissue (mostly water), Blood The brain makes up approximately _____% of the volume of the skull and is _____% water. - ANS-80% 75% CSF makes up about _____% of the volume of the skull. - ANS-10% There is approximately _____ mL of CSF. - ANS-125-150 mL Blood makes up about _____% of the volume of the skull and _____% of the blood is venous. - ANS-10% 80% The pressure of water, CSF and blood against the skull is known as _____. - ANS-ICP - Intracranial pressure What are the normal ICPs for children and adults? - ANS-Child - 0-5 mmHg Adult - 5-12 mmHg ICP pressures above _____ mmHg in any age group is considered elevated. - ANS-20 mmHg ICP pressures above 20 mmHg do what? - ANS-